Fill in the blanks in the following code of writing data in binary files. Choose the answer for statement 1

rec = [ ]
while True:
     rn = int(input("Enter"))
     nm = input("Enter")
     temp = [rn, nm]
     rec.append(temp)
     ch = input("Enter choice (Y/N)")
     if ch.upper == "N":
          break
f = open("stud.dat", "____________")  #statement 2
__________ .dump(rec, f)   #statement 3
_______.close( ) # statement 4